rounding Number via RoundingMode - Android java.lang

Android examples for java.lang:Float

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Description

rounding Number via RoundingMode

Demo Code

/*//from w  w  w. ja v a2  s . c  om
 * Copyright (C) 2016 venshine.cn@gmail.com
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
//package com.java2s;
import java.math.BigDecimal;
import java.math.RoundingMode;

public class Main {

    public static double roundingNumber(float number, int scale) {
        return roundingNumber(number, scale, RoundingMode.HALF_UP);
    }

    public static double roundingNumber(float number, int scale,
            RoundingMode roundingMode) {
        BigDecimal b = new BigDecimal(number);
        return b.setScale(scale, roundingMode).doubleValue();
    }
}

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